[ci skip] updating readme with appveyor example
[ci skip] updating readme with appveyor example

hpi-swa/smalltalkCI,hpi-swa/filetreeCI,fniephaus/filetreeCI,peteruhnak/smalltalkCI,dalehenrich/smalltalkCI,dalehenrich/smalltalkCI,hpi-swa/filetreeCI,peteruhnak/smalltalkCI,dalehenrich/smalltalkCI,fniephaus/filetreeCI,peteruhnak/smalltalkCI,hpi-swa/smalltalkCI,fniephaus/filetreeCI,hpi-swa/filetreeCI